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1、2019中考英语人教八下U34语法聚焦和练习及答案一、阅读理解。阅读下列短文，根据短文内容选择最佳答案。Some days, dont you think, “Wouldnt it be nice if the clothes just washed itself?” Self-cleaning clothes may sound crazy. But Australian researchers have found a way to make something like this possible!A team at RMIT University in Melbourne, Austr
2、alia, found a way to put special nanostructures (纳米结构) into clothing, which can then clean the clothes. When sunlight hits the nanostructures, they break down the dirt and marks that dont belong on your clothes.The nanostructures dont break down the real clothing because cotton and the other clothin
3、g materials are too strong to break down. According to CNN, the researchers cover the clothing in a solution made of silver and copper(铜) nanostructures. All it takes is 40 minutes of sunlight and your clothes will look as good as new.So if you spill on yourself during lunch, you can step outside fo
4、r a walk, and it will be clean by the time you go inside. It not only makes your life easier, but it can also be good for the environment.According to the US Department of Energy, washing a piece of clothing uses about 25 gallons of water. Water is a very important resource, so using less of it to w
5、ash clothes is better for the environment. But one of the scientists at RMIT University knows more needs to be done.“Theres more work to do before we can start throwing out our washing machines,” said Dr Rajesh Ramanathan, “but this is a strong foundation(基础).” So whats the next step? Ramanathan wan
6、ts to either start selling the solution by itself or asking clothing makers to treat(处理) the clothing with the solution while clothes are being made.1. According to the first three paragraphs, _.A. the self-cleaning clothes are easily worn outB. the clothes will be covered with silver and copper aft
7、er self-cleaningC. people can use the self-cleaning clothes on rainy daysD. the nanostructures can break down dirt and marks on clothes2. What does the underlined word “solution” in Paragraph 3 mean?A. 方案 B. 溶液 C. 水盆 D. 模型3. What do Paragraphs 4 & 5 talk about?A. How the self-cleaning clothes are ma
8、de. B. How the self-cleaning clothes work.C. What advantages the self-cleaning clothes have. D. What helps the self-cleaning clothes work.4. From the passage, we learn that _.A. its time to throw out our washing machines B. the solution sells wellC. clothing makers like the solution D. the solution
9、is not on sale yet5. We might read the above passage in _. A. a fashion book B. a guide book C. a science magazine D. a newspaper advertisement.参考答案15、DBCDC二、教材语法聚焦1. 情态动词could的用法(八下Unit 3)【基本用法】could表礼貌请求和允许。【教材例句】 1. Could we get something to drink after the movie? 看完电影后我们能喝点东西吗？ No, you cant. You
10、 have a basketball game tomorrow. 不，你们不能。 明天你们有一场篮球赛。2. Could I go out for dinner with my friends? 我可以和朋友一起出去吃饭吗？ Sure, that should be OK. 当然，那应该没问题。【即学即练】 ()1. I forgot to bring my dictionary today. Could I use yours?Yes, you_.A. could B. can C. should D. must ()2. Could you please pass me the pen?
11、_.A. Yes, I could B. No, I couldnt C. Sure. Here you are D. No, thats no problem2. Why dont you.？等提建议的句型及答语(八下Unit 4)【基本用法】why dont you 表示建议时，相当于why not，两者后面都接动词原形。【教材例句】 1. Why dont you go to sleep earlier this evening? 今天晚上你为什么不早点睡呢？2. You should call him so that you can say youre sorry. 你应该给他打电话，
12、这样你就能说你很抱歉。【即学即练】()3. I dont know where to go this summer vacation.Why dont you_visiting Jingzhou? There are many places of interest.A. consider B. to consider C. considering D. considered()4. Why not play basketball now?_. A. It doesnt matter B. Thank you C. Sorry to hear that D. Sounds great3. 连词u
13、ntil, so that, although引导的状语从句(八下Unit 4)【基本用法】until“直到时”，so that“为的是；以便”，although“虽然”。【教材例句】1. Im really tired because I studied until midnight last night. 我真的很累，因为昨晚一直学习到深夜。2. He should talk to his friend so that he can say hes sorry. 他应该跟他的朋友谈谈，以便他可以说他很抱歉。3. Although shes wrong, its not a big deal
14、. 虽然她错了，但没什么大不了的。【即学即练】()5. Jenny didnt go to bed_ her mother came home last night.A. as soon as B. if C. while D. until()6. She bought a digital camera online_ she would save a lot of time.A. such that B. so that C. as soon as D. no matter ()7. _he is a little child, he knows a lot.A. Unless B. Sin
15、ce C. Although D. Until 参考答案：15 B C A D D67 B C 三、完形填空。Growing up is not always easy. When we face difficulties, a spirit of depending on _1is more useful than crying for help. Thats what Hong Zhanhuis story of growing from boy to man2family hardship tells us.Hong was born in1982 ina poor family in Xihua County(县), Henan Province. When he was only 11, his father
